Electronic Signature
Developers
Features
API for eSignature Solutions
Export data from the fillable fields of a signed document with Node.js SDK for API

Export data from the fillable fields of a signed document with Node.js SDK using the API

Retrieve data added to fillable fields using the airSlate SignNow API. The filled-in information can be automatically transferred to a .csv file that you can download to your computer or cloud storage.

Free to test
Fast to deploy
Powerful & secure

Automatically export data from signed documents

Use this sample code to transfer data from the fillable fields of completed documents.

C#

Copy code

public class SignNowField
    {
        public string id { get; set; }
        public string user_id { get; set; }
        public string page_number { get; set; }
        public string x { get; set; }
        public string y { get; set; }
        public string created { get; set; }
        public string width { get; set; }
        public string height { get; set; }
    }
 
    /// <summary>
    /// Signature, Initials fields
    /// </summary>
    public class SignatureField : SignNowField
    {
        public string email { get; set; }
        public string data { get; set; }
    }
 
    /// <summary>
    /// Text box,  dropdown box, data-time picker
    /// </summary>
    public class TextField : SignNowField
    {
        public string email { get; set; }
        public string font { get; set; }
        public string size { get; set; }
        public string data { get; set; }
        public string line_height { get; set; }
    }
    /// <summary>
    /// Check-box
    /// </summary>
    public class CheckBox : SignNowField
    {
        public string email { get; set; }
    }
 
    /// <summary>
    /// Radio-button group with Radio elements included
    /// </summary>
    public class RadioFieldsGroup : SignNowField
    {
        public string name { get; set; }
        public string status { get; set; }
        public string server_created_timestamp { get; set; }
        public string size { get; set; }
        public string line_height { get; set; }
        public string font { get; set; }
        public string is_printed { get; set; }
        public RadioField[] radio { get; set; }
    }
 
    public class RadioField : SignNowField
    {
        public string radio_id { get; set; }
        public string @checked { get; set; }
        public string value { get; set; }
    }
 
    /// <summary>
    /// Document's attachment.
    /// Can be downloaded by URL: /document/{documentId}/attachment/{attachmentId}/download
    /// </summary>
    public class AttachmentField : SignNowField
    {
        public string line_height { get; set; }
        public string original_attachment_name { get; set; }
        public string filename { get; set; }
        public string file_type { get; set; }
        public string mime_type { get; set; }
        public string file_size { get; set; }
    }
 
    public class DocumentFieldsModel
    {
        /// <summary>
        ///  List of document's fields
        /// </summary>
        public DocumentField[] fields { get; set; }
        public SignatureField[] signatures { get; set; }
        public TextField[] texts { get; set; }
        public CheckBox[] checks { get; set; }
        public RadioFieldsGroup[] radiobuttons { get; set; }
        public AttachmentField[] attachments { get; set; }
    }
 
    public class DocumentField : SignNowField
    {
        public string type { get; set; }
        public string role_id { get; set; }
        public Json_Attributes json_attributes { get; set; }
        public string role { get; set; }
        public string originator { get; set; }
        public string fulfiller { get; set; }
        public string field_request_id { get; set; }
        public string element_id { get; set; }
        public object field_request_canceled { get; set; }
        public object template_field_id { get; set; }
        public string field_id { get; set; }
    }
 
    /// <summary>
    /// Field's attributes
    /// </summary>
    public class Json_Attributes
    {
        public int page_number { get; set; }
        public int x { get; set; }
        public int y { get; set; }
        public int width { get; set; }
        public int height { get; set; }
        public bool required { get; set; }
    }
public partial class RestSharpSamples
    {
        /// <summary>
        /// Get list of fields and their values, if document was signed, from the document
        /// </summary>
        public static Dictionary<SignNowField, string> GetFieldValuesFromDocument(string accessToken, string apiUrl, string documentId)
        {
            var fieldsValues = new Dictionary<SignNowField, string>();
 
            var client = new RestClient { BaseUrl = new Uri(apiUrl) };
 
            var request = new RestRequest($"/document/{documentId}", Method.GET)
                .AddHeader("Accept", "application/json")
                .AddHeader("Authorization", $"Bearer {accessToken}");
 
            var response = client.Execute(request);
 
            if (response.StatusCode != HttpStatusCode.OK)
            {
                throw new Exception(response.Content);
            }
 
            //document fields
            var documentFilledFields = JsonConvert.DeserializeObject<DocumentFieldsModel>(response.Content);
 
            foreach (var field in documentFilledFields.fields)
            {
                switch (field.@type)
                {
                    case "text":
                        {
                            var filledField = documentFilledFields.texts.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? null : filledField.data);
                            break;
                        }
                    case "signature":
                        {
                            var filledField = documentFilledFields.signatures.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? null : filledField.data);
                            break;
                        }
                    case "checkbox":
                        {
                            var filledField = documentFilledFields.checks.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? "false" : "true");
                            break;
                        }
                    case "initials":
                        {
                            var filledField = documentFilledFields.signatures.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? null : filledField.data);
                            break;
                        }
                    case "enumeration":
                        {
                            var filledField = documentFilledFields.texts.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? null : filledField.data);
                            break;
                        }
                    case "attachment":
                        {
                            var filledField = documentFilledFields.attachments.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? null : filledField.id);
                            break;
                        }
                    case "radiobutton":
                        {
                            var filledField = documentFilledFields.radiobuttons.FirstOrDefault(f => f.id == field.element_id);
                            fieldsValues.Add(field, filledField == null ? null : filledField.status);
                            break;
                        }
                }
            }
 
            return fieldsValues;
        }
    }

We provide developers with complete SDKs for all popular languages, allowing them to integrate eSignature workflows without writing a single line of code.
With our detailed documentation, integrating the airSlate SignNow API is a breeze.
The airSlate SignNow API not only provides you with eSignatures: use it to create fillable forms, request payments, and download & archive documents using simple API calls.

View full API reference

airSlate SignNow regularly wins awards for ease of use and setup

Read our reviews on the trusted resources

Tech Data uses airSlate SignNow to improve our internal and external customer service while increasing our speed to revenue.

Bob Dutkowsky | CEO

Select an API package for your business

Integrate eSignatures into your software and get 250 legally-binding signature invites with your API free trial.

Check API pricing

Solution engineers

We are here to help you configure eSignature API to your workflow.

Review airSlate SignNow’s API documentation

The detailed API tutorial will guide you through the entire integration process and provide clear coding examples.

Video guides

Watch our video guides for instructions on how to easily build custom integrations.

Start with any of our SDKs

Get complete SDKs for Node.js, Python,
PHP, Java, C#.

Enterprise-grade security and compliance

airSlate SignNow is committed to protecting your sensitive information by complying with global industry-specific security standards.

Learn more

GDPR compliance

Regulates the use and holding of personal data belonging to EU residents.

SOC 2 Type II Certified

Guarantees the security of your data & the privacy of your clients.

PCI DSS certification

Safeguards credit/debit card data for every monetary transaction a customer makes.

21 CFR Part 11

FDA-backed standards for electronic documentation and electronic signatures.

HIPAA compliance

Protects the private health information of your patients.

CCPA compliance

Enhances the protection of personal data and the privacy of California residents.

Watch the airSlate SignNow API in action

Get started with uninterrupted eSignature API: export data from the fillable fields of a signed document with Node.js SDK using the API

Consolidate and streamline your eSignature workflows and establish seamless processes. Try the airSlate SignNow API, implement eSignature workflows into your custom apps and websites in minutes, and seamlessly export data from the fillable fields of a signed document with Node.js SDK using the API.

Export data from the fillable fields of a signed document with Node.js SDK using the API the airSlate SignNow API for uninterrupted eSignature API

Click API on the airSlate SignNow main page and create your API Sandbox account.
Open your email to confirm the registration and specify a password for accessing your Developer Sandbox environment.
Find the list of your apps at the top of the page. By default, you can also find a Test App for testing the API.
Click its name to access the Client ID and Basic Authorization Token.
Launch the API using the information from the previous step.
Use the code samples from the airSlate SignNow library.
When you're ready to go live, go to your airSlate SignNow account and choose a subscription plan.
If you can't find a subscription that suits your needs, contact the Sales team.
Change the test URL in your requests to the production environment URL.
Delight your customers and partners with a streamlined eSignature experience.

The airSlate SignNow API is straightforward to embed, test, and work with (no sales people involved). Get the opportunity to export data from the fillable fields of a signed document with Node.js SDK using the API easily. Select airSlate SignNow to get more optimized eSignature workflows.